Question

what is hydrogen gas​

Answer 1

Hydrogen is the chemical element with the symbol H and atomic number 1. Hydrogen is the lightest element. At standard conditions hydrogen is a gas of diatomic molecules having the formula H₂. It is colorless, odorless, non-toxic, and highly combustible

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Answer 2

• Hydrogen gas is an important energy carrier and the potential alternative clean energy fuel with a significant stake in the global future market.
• It is a direct source of clean energy and has applications in food industry, petrochemical refinery, cutting/welding, metallurgy, etc.
• Today hydrogen is largely produced from fossil fuels through thermochemical process which can pose a major threat to nature and natural resources.

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